Electrical Engineering Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

why do we have another cartridge filled with oil fitted at the bottom silica gel cartridge in power transforers

1 3574

why transformer rating is mentioned in kva?

JK Electric Works,

1 4966

what is the formulae of calculating voltage drop?

2 4711

High Voltage out door substation-annual maintenance, things to be considered

1 3965

How much current can a 3-1/2 core 100 mm wire carry?

Epitome, Focus, Focus Energy,

3 32916

1 hp single phase motor is more likely to get hot thsn inone hp 3 phase motor its true or false? If true why?

Focus, Focus Energy,

3 25109

Whis machine is having higher efficiency Transformer or Generator

2 4740

What is the latest generation of circuit breakers called?

Epitome, Focus Energy, Jakson, KDC, L&T,

3 23758

What are the special cables required for explosion proof wiring?

IVRCL,

2 16591

What is the similarity and what is the difference between relays and PLC?

NTPC,

3 28689

The company is wiling to buy you 5 pcs of equipments in your electrical tool kit. Plz tell what are the 5 things you want?

3 24841

Suppose an electric motor with a controller is not working. What is the sequence of testing you will do in your troubleshooting?

Emerson,

2 24541

how the BDV of the oil will be checked using moterised controled HV SET?

1 3714

What is an Isolation Transformer? Where it will use?

3 5475

What is the latest generation of circuit breakers called?

Focus, OPTCL,

1 5957

Post New Electrical Engineering Questions

Un-Answered Questions { Electrical Engineering }

is it possible to say motor horsepower number without seeing name plate(when name plate damaged)

2036

why cable i burning without tripping. how can protect led street lights

1515

how to increase or decrease speed in DC shunt motor by DC convertor

2237

What is the method to solve circuit using source transformation?

1090

If not into production, how far did you follow the design and why did not you see it into production?

2124

What is transformation ratio what it describes?

1650

what mean by analog ,digital,numerical meters and relays? say the example?

2238

What is the role of power pack in substation protection system?

2645

Salient pole alternator is more stable, why?

2653

What is called grain-oriented laminations?

1089

What is evaporator & condencer & compressor

2116

Why a Permanent Magnet Generator has higher frequency as compared to frequency of main alternator?

1925

What is capacitance?

1169

how mass curve differs from hydrograph.

1727

what is fault level of power system ?

6226

For More Un-Answered { Electrical Engineering } Questions Click Here